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    <title>Testcase for bug 454820</title>
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<p>PASS if Firefox does not crash.</p>
<script type="text/javascript">
var evObj = document.createEvent('UIEvents');
evObj.initUIEvent( 'keypress', true, true, window, 1 );
document.getElementsByTagName('p')[0].dispatchEvent(evObj);
</script>


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